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Abbreviations & Acronyms

1. About This Manual

This manual contains information about maintenance and service of acer products.

Use this manual to perform diagnostics tests, troubleshoot problems, and align the

acer product.

1.1

Trademark

The following terms are trademarks of Acer Inc. :

Acer

Importance

Only trained service personnel who are familiar with this Acer Product

shall perform service or maintenance to it. Before performing any

maintenance or service, the engineer MUST read the “Safety Note”.

Содержание X203H

Страница 1: ... P N 9J 0VH14 T1K Applicable for All Regions Version 001 Date 2009 5 8 Notice For RO to input specific Legal Requirement in specific NS regarding to responsibility and liability statements First Edition May 2009 Copyright Acer Corporation 2009 All Right Reserved ...

Страница 2: ... 17 3 7 Pallet Shipment 18 3 8 Certification 19 3 9 Packing 20 4 Disassembly Assembly 21 4 1 Exploded View 21 4 2 Disassembly Assembly 23 5 Level 1 Cosmetic Appearance Alignment Service 34 5 1 Alignment procedure for function adjustment 34 5 2 Software Firmware Upgrade Process 38 5 3 EDID Upgrade Procedure 42 5 4 OSD Operation Guide 46 6 Level 2 Circuit Board and Standard Parts Replacement 51 6 1 ...

Страница 3: ...erform diagnostics tests troubleshoot problems and align the acer product 1 1 Trademark The following terms are trademarks of Acer Inc Acer Importance Only trained service personnel who are familiar with this Acer Product shall perform service or maintenance to it Before performing any maintenance or service the engineer MUST read the Safety Note ...

Страница 4: ...nd meets all government safety requirements 2 Ensure that other persons are safe while you are servicing the product DO NOT perform any action that may cause a hazard to the customer or make the product unsafe 3 Use proper safety devices to ensure your personal safety 4 Always use approved tools and test equipment for servicing 5 Never assume the product s power is disconnected from the mains powe...

Страница 5: ...00 and contrast at 50 2 Luminance Set brightness at 100 and contrast at 100 Feature items Specifications Remark Panel supplier module name SEC LTM200KT03 LGD LM200WD1 TLC1 TN Normally white Screen diagonal 20W Display Format 1600 H x 900 V Panel Display information Pixel Pitch 276 8 um x 276 8um per one triad Viewing Angle Contrast Ratio 10 SEC LTM200KT03 R L 160 degrees typ U D 160 degrees typ LG...

Страница 6: ...Yes Line in connector Earphone Jack Output connector supported No Microphone function supported No Mechanical Tilt base design Yes From 5 to 23 degree VESA wall mounting design Yes Mechanical Rotate design No Mechanical Lift base design No Kensington compatible lock design Yes 3 2 Operational Specification 3 2 1 Power supply Item Condition Spec OK N A Remark Input Voltage range Universal input ful...

Страница 7: ...ee Note 2 For 24 pin DVI D Pin assignment 19 pin HDMI connector See Note 3 For 19 pin HDMI Signal type Separate analog R G B For 15 pin D sub Level 700 mV peak to peak Analog input Impedance 75 Ohms 1 5 Ohms Signal type Separate H V sync Composite H V sync Positive Negative For 15 pin D sub Level Logic High 2 4V 5 5V Logic Low 0V 0 5V TTL level Refer to VESA VSIS Standard V1R1 Impedance Minimum 2 ...

Страница 8: ...6 DDC Clock 18 TMDS RX0 7 DDC Data 19 TMDS Ground 8 Floating 20 Floating 9 TMDS RX1 21 Floating 10 TMDS RX1 22 TMDS Ground 11 TMDS Ground 23 TMDS Clock 12 Floating 24 TMDS Clock 3 2 3 Video performance Item Condition Spec OK N A Remark Max support Pixel rate 151 25 MHz Both for analog and digital inputs Max Resolution 1600 x 9000 Both for analog and digital inputs Rise time Fall time 5 ms 50 of mi...

Страница 9: ...6 250 36 000 800x600 60Hz 1056 x 628 37 879 60 317 40 000 800x600 72Hz 1040 x 666 48 077 72 188 50 000 800x600 75Hz 1056x625 46 875 75 000 49 500 832x624 74 55Hz 1152x667 49 722 74 55 57 28 1024x768 60Hz 1344x806 48 363 60 004 65 000 1024x768 70Hz 1328x806 56 476 70 069 75 000 1024x768 75Hz 1312x800 60 023 75 029 78 750 1152x870 75Hz 1456x915 68 681 75 062 100 000 1152x864 75Hz 1600x900 67 5 75 10...

Страница 10: ...00 typ Test Condition Set Contrast at 50 Brightness at 100 Color at User preset Brightness At R G B saturated condition 250 cd m2 typ 200 cd m2 min Test Condition Set Contrast at 50 Brightness at 100 Color at User preset Response time Rising Falling time On off 5 ms typ 10ms max Test Equipment Westar TRD 100 or equal level equipment At Contrast ratio 10 R L 80 80 degrees typ 70 70 degrees min View...

Страница 11: ...lay colors 16 7 Millions colors 6 bit Hi FRC 3 3 2 Brightness Adjustable Range Item Condition Spec OK N A Remark Brightness adjustable range At default contrast level saturate point Full white color pattern Max brightness value Min brightness value 100 cd 3 3 3 Acoustical Noise Item Condition Spec OK N A Remark Acoustical Noise At 30 cm distance 22 dB A Refer to C326 3 3 4 Environment Item Conditi...

Страница 12: ...ating Test Spectrum 20 Hz 0 0185 g2 Hz 200Hz 0 0185 g2 Hz Duration 5 Minutes Axis 3 axis Horizontal and Vertical axis Z axis 3 Drop Package Non Operating 76 cm Height MP stage 1 corner 3 edges 6 faces 4 Shock Wooden package Non Operating 1 Amplitude Half sine wave 50G 2 Duration 10 ms 3 Test Times 1 4 Test Sides All 6 Sides 3 3 6 Electrostatic Discharge Requirements Item Condition Spec OK N A Rema...

Страница 13: ...Life time At 25 2 under 7 0mA 40 000 Hours min See Note 4 Note 4 CCFL lifetime is determined as the time at which brightness of lamp is 50 The typical lifetime of CCFL is on the condition at 7 0mA lamp current 3 3 9 Audio performance Item Condition Spec OK N A Remark Preamp Power amp 1 Output power 1 Wrms CH 1KHz 2 THD 1W 1 3 S N ratio 40dB Speaker Driver 1 Nominal impedance 8 ohm 2 Rated input po...

Страница 14: ...m 276 8 H x276 8 W Per one triad Pixel arrangement R G B vertical stripe Display mode Normally White Support color 16 7Millions colors 6 bit HiFRC LGD LM200WD1 TLC1 Item Condition Spec OK N A Remark LCD Panel Supplier LGD Panel type of Supplier LM200WD1 TLC1 Screen Diagonal 20 0 Diagonal 508 05 mm Display area Unit mm Physical Size Unit mm 462 8 H x272 0 V x 14 5 D Weight Unit gram 1620 typ Techno...

Страница 15: ...e Luminance CCFL 7 0mA center cd m2 200 250 Crosstalk in 75Hz LGD LTM200WD1 TLC1 Item Unit Conditions Min Typ Max Remark degree degree Horizontal Right CR 10 Left 70 70 80 80 Viewing Angle degree degree Vertical Up CR 10 Down 60 70 75 80 Contrast ratio Normal Direction 700 1000 msec Rising Time 1 1 2 6 msec Falling Time 3 9 7 4 Response Time msec Rising Falling 5 0 10 0 Red x 0 643 0 646 0 649 Red...

Страница 16: ...ess Contrast Horizontal Position Vertical Position Clock Foucs Color Cool 9300K Warm 6500K User Separate R G B adjustment OSD Position OSD Horizontal position OSD Vertical position OSD Time out From 10 sec to 120 sec OSD Lock Language EMEA Non EMEA languages for Asia Europe Version Recall Recall All Input Select D sub DVI Sharpness Display Information For input timing Volume Mute Hot key for Auto ...

Страница 17: ...1 mm Carton Box outside L x W x H mm 540 134 411mm Tilt and Swivel range Tilt 5 15 degree Swivel 0 degree 3 6 2 Weight Item Condition Spec OK N A Remark Monitor Net 4 1Kg 4 1Kg Monitor with packing Gross 5 6 kg 5 6 kg 3 6 3 Plastic Item Condition Spec OK N A Remark Flammability ABS 94 HB Heat deflection To ABS 65 UV stability ABS Delta E 8 0 Resin 1 BEZEL BASE ABS 2 UC CLMN ABS Texture Uc AT IM D0...

Страница 18: ... Pallet A 90 Pallet A 10 Pallet B Pallet B 40 1800 Pallet A 90 Pallet A 20 With pallet Pallet B X Pallet B X 20 X X X X 40 X X Without pallet X X 3 7 2 Carton Specification 3 7 2 1 Product Net Weight Kg Gross Weight Kg Dimension w o Base W H D mm Dimension w Base W H D mm 4 1kg 5 6 kg mm mm 3 7 2 2 Package Carton Interior Dimension mm L W H Carton External Dimension mm L W H 532 126 399mm 540 134 ...

Страница 19: ...VESA DDC 2B Version 1 3 PC Monitor USB External UL USA UL60950 3rd edition CSA Canada CAN CSA C22 2 No 60950 Nordic D N S F EN60950 FIMKO EN60950 CE Mark 73 23 EEC CB IEC60950 CB EN60950 TUV GS EN60950 EK1 ITB 2000 2003 CCC China CB4943 GOST EN60950 TUV type approved Safety SASO IEC60950 CE Mark 89 336 EEC FCC USA FCC Part 15 B EN55022 Class B CISPR 22 Class B VCCI Japan VCCI Class B BSMI Taiwan C...

Страница 20: ... 20 DHHS 21 CFR USA X Ray Standard DNHW X Ray Requirement PTB German X Ray standard TUV Ergo ISO 13406 2 Ergonomics prEN50279 3 9 Packing ...

Страница 21: ... 21 4 Disassembly Assembly 4 1 Exploded View 1 2 3 18 9 8 14 4 5 19 6 21 20 13 12 17 11 7 15 10 16 22 23 24 25 ...

Страница 22: ... 22 ...

Страница 23: ...ipments materials as bellow 1 Press fixture 2 working table 3 Screw driver 4 knife 1 5 glove 6 cleaning cloth 7 ESD protection item picture Operation Tool Notes 1 Stick the big Al tape to panel which can protect the Light wire The tape must cover the connect of the wire 2 Check and put CLM F on the cushion carefully 3 Assemble the panel on CLM F Go to with Left ...

Страница 24: ...screws to fasten it Screw driver Keep the ware in 5 Assemble the FFC to the I F the correct position reference on the picture Without the gap within 6 Assemble the PCBA to Main SHD 7 Lock 3 screws on the PCBA board with this order Screw driver 8 Lock 2 screws on the SPS board with order Screw driver 1 ...

Страница 25: ...ck one Al foil on the right between pane land Main BTK only for SEC panel 12 Stick two pieces of Al foil on the under between panel and Main BTK only for SEC panel The position refer to the picture 13 Lock screws of side on Main Chassis with 2 4 based on DVI Screw driver Attention the order by one to four 1 2 ...

Страница 26: ...on reference on the picture 15 Insect the inverter wire one by one and insect the speaker wire Keep all wires in 16 Stick a tap to fix the speaker wire The tap must not stick to the part of the IF 17 Stick a Mylar under the audio connector Mylar ...

Страница 27: ...c tape to fix the wire one by one as the picture Not fix the panel to the edge 19 Fix the big Al tape to panel 20 Assemble the C B wire to the C B connect 21 Assemble the C B to the BZL and insert the C B wire to the I F BD ...

Страница 28: ...2 Fix the C B wire to the BZL 23 Check and put CLM F on the Main Chassis carefully None hurt outside 24 Assemble the Rear Cover 25 Check and put CLM abs on working table carefully and assemble them together ...

Страница 29: ... 29 26 Assemble the Hinge to the CLM abs 27 Lock screws 6 onto the hinge with screw driver Screw driver 28 Lock 4 screws to RC FABF DSSDA1 60 80mm 2 9 1kg cm 29 Cover the CLM of L and R ...

Страница 30: ... 1 Press fixture 2 Working table 3 Screw driver 4 Knife 1 5 Glove 6 Cleaning cloth 7 ESD protection item picture Operation Tool Notes 1 Disassemble the stand 4 screws Screw driver Kick the board first 2 Disassembly the bezel from the monitor notice the disassembly order 1 Left 1 parts of bezel 2 Top 2 parts of bezel 3 Bottom 3 parts of bezel 4 Right 4 parts of bezel Don t draw the BZL When disasse...

Страница 31: ... 31 4 Tear out the acetic tape 5 Unlock the wires 6 Disassembled the SHD shielding 5 screw Screw driver 7 Tear down three pieces of Al foil ...

Страница 32: ...ar down the Mylar and the tap 9 Disassembled the AC soc shielding 10 Unlock the LVDS wires 11 Disassembled the PCBA shielding 5 screws Screw driver 12 Disassembled the SPK shielding 4 screws Screw driver Mylar ...

Страница 33: ... 33 13 Get off the panel from the bezel 14 Get off the big tap from the tape 15 Disassemble the control board ...

Страница 34: ...nable burn in mode 4 Power off the monitor remove the input source and then power on again 5 Setup unit and keep it warm up for at least 30 minutes 6 Setup input timing ICL 605 1280x1024 75Hz 32 Grays pattern 7 Setup unit and keep it warm up at least 30 minutes 5 1 2 Timing adjustment 1 Enter factory setting area press Empowering and then press SOFTPOWER 2 Check the settings to following values Co...

Страница 35: ...00 49 500 832x624 74 55Hz 1152x667 49 722 74 55 57 28 1024x768 60Hz 1344x806 48 363 60 004 65 000 1024x768 70Hz 1328x806 56 476 70 069 75 000 1024x768 75Hz 1312x800 60 023 75 029 78 750 1152x870 75Hz 1456x915 68 681 75 062 100 000 1152x864 75Hz 1600x900 67 5 75 108 1280x960 60Hz 1800x1000 60 60 108 1280x1024 60Hz 1688x1066 63 981 60 020 108 000 1280x1024 75Hz 1688x1066 79 976 75 025 135 000 1280x7...

Страница 36: ...me time to turn on monitor 3 Move cursor into Burn in Mode tag and select On to enable burn in mode 4 Make sure ADC calibration auto color balance adjustment had already been done 5 Measure color temperature by Minolta CA 110 or equivalent equipment 6 Adjust the color temperature Two methods can be used to adjust RED GREEN BLUE value of each color temperature C0 Cool C1 User C2 Warm to meet follow...

Страница 37: ...te the digital EDID data into EEPROM for DVI D input ie 24 pin DVI D 6 Read both EEPROM data and confirm it to match with the Q212 definition Note The DVI D input may not operation correctly if the digital EDID data do not exist ...

Страница 38: ...Printer cable with one male connector and another female connector x 1 4 PC or Notebook with parallel printer port x1 Connect to target monitor VGA signal input from 15pin D sub cable of PC or NB Connect ISP board and PC with printer port cable Check the Jumpers on the ISP Circuit Board make sure J5 J6 J7 J8 are set at ping 1 2 ...

Страница 39: ...9 5 2 2 Firmware Upgrade Procedure Step 1 Un zip Port95nt and install into your computer Step 2 Un zip ISP application tool RTDTool Step 3 Press RTD 2120 ISP button to execute firmware program application ...

Страница 40: ...ries hex file and press 64 96 button to load extend hex file from your computer Step 5 Select Erase option and execute lightning button first and then select Auto option and execute lightning button to start upgrade firmware to the monitor ...

Страница 41: ...f program firmware fail 5 2 3 Turn Off Burn In IF the monitor without signal input has Burn In pattern As the following figure Press MENU and key at the same time to exit Burn in mode factory mode and soft power key off on restart the monitor ENTER and RIGHT to Burn In Off ...

Страница 42: ... 42 5 3 EDID Upgrade Procedure Step 1 Run the program Q EDID V012 exe when the UI popped up ...

Страница 43: ... 43 Note If VGA choose 128bytes and DVI choose 128bytes Step 2 Click Open File and select VGA or DVI EDID file ...

Страница 44: ...ad file is successful it shows Open EDID Table OK And then Click Write EDID button to update EDID Step 4 If write EDID is successful it shows Write EDID OK And then Click Read EDID button to check if successful or not ...

Страница 45: ... 45 Step 5 If read EDID is successful it shows Read EDID OK ...

Страница 46: ... 46 5 4 OSD Operation Guide ...

Страница 47: ... 47 ...

Страница 48: ... 48 ...

Страница 49: ... 49 ...

Страница 50: ... 50 ...

Страница 51: ...lay is unstable Interface Board OSD shown when key pressed No Yes Follow instructions from OSD dialog Keypad OK Yes No Screen is Blank and Power LED is White Backlight turned ON Scalar output Data Yes Proceed to Check Power Board No Yes Check LCD Module No Proceed to Check Scalar Proceed to Check Control Board ...

Страница 52: ... Checking Control Board Working Yes Yes No Replug the control wire then retry Traces OK Replace the Control Board then retry Components to Control board OK Yes Replace the components then retry Replace a new Control board Yes No No ...

Страница 53: ... 53 6 1 3 Check Scalar ...

Страница 54: ... connector YES YES YES NO OK YES NO LCD module fail To display image Connection between LVDS cable and LCM connector OK White Screen No Picture Lamp connector OK NO NO YES Connection between LVDS cable and LVDS connector OK Bad Connection or connector LVDS cable NO Bad Connection or connector LVDS cable Bad Connection or connector YES YES YES NO Lamp wire Inverter board failed YES NO Is U7 5V Chec...

Страница 55: ... 55 6 1 5 Power Board no work troubleshooting ...

Страница 56: ... 56 6 1 6 Audio Function ...

Страница 57: ...u for users to control the adjustable items and get some information about this monitor The best function is to offer users an easy method to change input source DDC CI Enable and Auto Adjustment items well done just by pressing hot key we called it Input Select DDC CI and Auto which can manual controlled items X203H also offer DDC CI function to meet VESA standard II Block diagram The X203H consi...

Страница 58: ...e functions to end user Detect timing is for detect change mode LVDS transmitter is used to compress the digital RGB data the Hsync Vsync and pixel clock generated by Scaling then output to LCD module MCU stores source code and offers H W DDC2Bi function controls system processing EEPROM is stored DDC and HDCP data OSD common data and user mode data b IC introduction 1 DDC Display Data Channel fun...

Страница 59: ...e 6 keys for user s control which includes Menu Right Left Auto Empowering and Power The following descriptions are the introduction of these keys 1 Menu key to enter sub menus or select items 2 Right key to select previous and to increase adjustment 3 Left key to select next and to decrease adjustment 4 Auto key to perform auto adjustment and Exit key 5 Empowering to Open the Acer eColor Manageme...

Страница 60: ...MI Filter This circuit Fig 2 is designed to inhibit electrical and magnetic interference for meeting FCC VDE VCCI standard requirements L601 75MH 1 2 4 3 L4 C602 0 1U C601 0 1U C603 2200PF C604 2200PF L3 Fig 2 ...

Страница 61: ...ON ACER PART NO LCD CCFL LCD SAMSUNG 20 W HD None Glare LTM200KT03 TBD LF 250nit 5ms 1000 1 2 CCFL acer B S LK 20006 006 Board BOARD CONTROL BOARD 55 LBJ0Q 004 BOARD POWER BOARD SEC AUDIO 19 LHC0Q 001 BOARD MAIN BOARD SEC DUAL WITH SPEAKER 55 LHC0Q 001 ...

Страница 62: ...27 LDW0Q 003 CABLE DVI CABLE 50 LBJ0Q 001 CABLE CABLE BETWEEN CONTROL BOARD AND M B 50 LHC0Q 001 CABLE CABLE BETWEEN M B AND POWER BOARD 50 LE10Q 001 CABLE CABLE BETWEEN M B AND LCD PANEL 50 LGP0Q 001 CABLE SIGNAL CABLE 50 LBJ0Q 002 ...

Страница 63: ...KET ASSEMBLY STAND NECK 60 LDX0Q 003 CASE COVER BRACKET ASSEMBLY STAND BASE DUAL 60 LDX0Q 010 CASE COVER BRACKET ASSEMBLY LCD BEZEL ASSY 60 LHC0Q 001 CASE COVER BRACKET ASSEMBLY BACK COVER SEC DUAL WITH AUDIO 60 LHC0Q 002 ...

Страница 64: ...LAT P M2 2 4L ZN Zn Plastic 1 0 0 1 1 7 0 05 1 6 8F 00273 6R0 SCRW TAP PH F 10WSH M3 6L C ZN C Zn Metal None tread 8 10 Have tread 6 8 Aluminum 4 5 2 68 0 0 3 2 7 8F VZ524 6R0 SCRW TAP FLAT EXT M3 6L C ZN C Zn Metal None tread 8 10 Have tread 6 8 Aluminum 4 5 2 68 0 0 3 2 8 8F 5A356 120 SCRW MACH FH M4 12L B ZN NYL B Zn Metal 11 0 1 0 M4 0 7 2 9 8F 5A456 8R0 SCRW MACH FLAT M4 8L C ZN NYLO C Zn Met...

Страница 65: ...IAL SCREW TORQUE SPEC ITEM P N DESCRIPTION MOUNTING MATERIAL TORQUE KG CM HOLE SIZE MM Screw Head SCREW Q TYPE AND POSITION REFERRED TO C328 NOTES 1 A STANDARD SCREW TORQUE SPEC 2 B SPECIAL SCREW TORQUE SPEC 3 T TAPPING SCREW 4 M MACHING SCREW D SUB Connector SCREW TORQUE SPEC SCREW TORQUE 1 2 0 3 KG CM DVI Connector SCREW TORQUE SPEC SCREW TORQUE 1 2 0 3 KG CM SCREW D SUB SCREW DVI ...

Страница 66: ... 66 Appendix 2 Physical Dimension Front View and Side view Fig 1 Physical Dimension Front View and Side view ...

Страница 67: ... 67 Fig 2 Appearance Description ...

Страница 68: ... 68 Appendix 3 Interface Board ...

Страница 69: ... 69 ...

Страница 70: ... 70 ...

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